/*
 *  Copyright 2011 David Audrain
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.bmha.ui;

import java.lang.ref.WeakReference;
import android.content.res.Resources;
import android.graphics.BitmapFactory.Options;
import android.graphics.drawable.Drawable;
import android.widget.ImageView;

class ImageDrawableSetter extends BitmapDrawableSetter
{
  private final WeakReference<ImageView> view;
  ImageDrawableSetter(Resources resources, Options options, ImageView view)
  {
    super(resources, options);
    this.view = new WeakReference<ImageView>(view);
  }
  
  protected void setDrawable(Drawable drawable)
  {
    final ImageView view = this.view.get();
    if (view != null)
    {
      view.setImageDrawable(drawable);
    }
  }
  public void onDestroy()
  {
    final ImageView view = this.view.get();
    if (view != null)
    {
      view.setImageResource(0);
    }
    super.onDestroy();
  }
}
